Ohio, Indiana, United States [County]; population was 5,315 in 1990; housing units was 2,161 in 1990; location is 38°57'N 84°58'W; land area is 86.73 square miles (55,509 acres); water area is 0.75 square miles (478 acres); FIPS code is 115 [SourceCBP]

Ohio, Kentucky, United States [County]; population was 21,105 in 1990; housing units was 8,680 in 1990; location is 37°28'N 86°51'W; land area is 593.81 square miles (380,041 acres); water area is 2.94 square miles (1,883 acres); FIPS code is 183 [SourceCBP]

Ohio, West Virginia, United States [County]; population was 50,871 in 1990; housing units was 23,229 in 1990; location is 40°6'N 80°37'W; land area is 106.19 square miles (67,959 acres); water area is 2.68 square miles (1,714 acres); FIPS code is 69 [SourceCBP]